In a bid to protect young salmon and steelhead trout in the Columbia River, a plan has been proposed to shoot 11,000 cormorants and spray the birds' eggs with vegetable oil to prevent their chicks from hatching.(Photo : Brocken Inaglory)

In a bid to protect young salmon and steelhead trout in the Columbia River, a plan has been proposed to shoot 11,000 cormorants and spray the birds' eggs with vegetable oil to prevent their chicks from hatching.